Woodstock GAF HDZ Roofing System Upgrade
This roof replacement in Woodstock, GA restored full protection to the home using GAF Timberline HDZ shingles in Weathered Wood. The project improved curb appeal, increased weather resistance, and ensured the homeowner received a durable, manufacturer-backed roofing system built for local climate conditions.
Project Overview
Following storm-related wear and deterioration, the homeowner noticed areas of compromised protection across the roof, including aging shingles and vulnerable flashing points. A detailed inspection confirmed the existing roofing system was no longer providing dependable defense against water intrusion and seasonal weather. Given Woodstock’s frequent rain and storm activity, a full roof replacement was recommended to restore long-term performance and protection.
Results
The newly installed roofing system delivered immediate improvements in protection, appearance, and overall durability. GAF Timberline HDZ shingles provided enhanced wind resistance, strong adhesion, and consistent coverage across all roof planes. The Weathered Wood color refreshed the home’s exterior while maintaining a natural, cohesive appearance. Installed to manufacturer specifications, the homeowner now benefits from a secure roofing system backed by strong warranties and improved resilience against future storms.
Materials Used
Roofing:
GAF Timberline HDZ architectural shingles – Weathered Wood (18.30 SQ)
GAF Seal-A-Ridge hip and ridge cap shingles – Weathered Wood
GAF FeltBuster synthetic underlayment (2 rolls)
GAF Pro-Start starter shingles (3 bundles)
GAF StormGuard ice & water shield (1 roll)
Ventilation & Flashing:
Cobra III ridge vent system (3 pieces)
Pipe boots with rain collars – Black (4 boots)
Step flashing (2" × 4" × 8")
Headwall flashing – Brown
Rolled galvanized flashing (24" wide)
Additional Components:
Aluminum drip edge – Black (eaves: 10" × 5", rakes: 10" × 4")
OSB decking replacement (15 pieces, 1/2")
Coil roofing nails (1 box)
Stinger NailPac fasteners (1 pack)
NP1 roofing sealant – Black (2 tubes)
Valley sealant (2100 – 4 tubes)
Black spray paint (3 cans)